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Tagsroman-harbour
2 places carry this tag, across every kind and continent it appears in.
🇬🇷 Greece · Submerged site
Classical to Late Antique (500 BCE – 600 CE) · Spartan / Roman
Sparta's naval harbour — Roman quays and 70 m concrete mole now at −4 m off Gytheio and Marathonisi, mapped by Flemming 1968–71.
🇮🇱 Israel · Submerged site
Herodian to Crusader (22 BCE – 1265 CE) · Judean / Roman / Byzantine / Crusader
Herod's colossal Roman harbour Sebastos now submerged 5 m; one of earliest hydraulic-concrete harbours.
